Henry Ow-Yong, M.D.
NPI 1154435428ActiveIndividual· Internal Medicine· Visalia, CA
Internal Medicine (M.D.) with County of Tulare, practicing in Visalia, California. Their prescriptions cost Medicare Part D more than their services did: $204,538 for 4,767 claims, against $14,401 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $213.54 in all, mostly food and beverage. Lists Kaweah Health Medical Center as a hospital affiliation.
Overview
| NPI | 1154435428 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 17, 2006 |
| Last updated in NPPES | Dec 18, 2020 |
| Certified by provider | Dec 18, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A88630 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 181 |
|---|---|
| Services billed | 736 across 15 procedure codes |
| Paid by Medicare | $14,401 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,767 · 7,221 30-day fills |
|---|---|
| Patients | 240 |
| Total drug cost | $204,538 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- County of TularePorterville, CA · 32 clinicians
Hospital affiliation
- Kaweah Health Medical CenterVisalia, CA
Other facilities
- Compassionate Care Home Health Agency, LLCHome health agency · Fresno, CA
- Kaweah Health Home HealthHome health agency · Visalia, CA
Industry payments (Open Payments)
- 2025$213.54 · 10 payments from 8 companies
- 2024$275.83 · 8 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $57.01 | 3 |
| Mannkind Corporation | $42.50 | 1 |
| Sanofi Pasteur Inc. | $29.98 | 1 |
| Hologic Sales and Service, LLC | $20.70 | 1 |
| Novo Nordisk Inc | $17.57 | 1 |
What the 2025 payments were for
- Food and Beverage$171.04 · 9 payments
- Education$42.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 70 internal medicine physicians in Visalia · All internal medicine physicians in California